Decorative gearshift knob



FIG. 1 is a front elevational view of the decorative gearshift knob showing my new design;

FIG. 2 is a rear elevational view of the decorative gearshift knob thereof;

FIG. 3 is a left-side elevational view of the decorative gearshift knob thereof;

FIG. 4 is right side view of the decorative gearshift knob thereof;

FIG. 5 is a top plan view of the decorative gearshift knob thereof; and,

FIG. 6 is a bottom plan view of the decorative gearshift knob thereof. 

I claim, the ornamental design for a decorative gearshift knob, as shown and described. 